Identification of the lignans components after oral administration of Fuzheng Huayu decoction in rat serum by HPLC-MSn Serum pharmacochemistry of Compound Wurenchun Capsules Comparison of schisandrin and schisandrin B in rat serum and plasma after ig Compound Wurenchun Capsules Effects of serum containing dioscin on sodium channel in ventricular myocytes of rats Determination of schisandrin,schisandrol B,deoxyschizandrin,and schisandrin B in serum containing drug of Compound Wurenchun Capsula